4625890 has 8 divisors (see below), whose sum is σ = 8326620. Its totient is φ = 1850352.

The previous prime is 4625879. The next prime is 4625891. The reversal of 4625890 is 985264.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4524129 + 101761 = 2127^2 + 319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4625891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231285 + ... + 231304.

Almost surely, 2^4625890 is an apocalyptic number.

4625890 is a deficient number, since it is larger than the sum of its proper divisors (3700730).

4625890 is a wasteful number, since it uses less digits than its factorization.

4625890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462596.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 4625890 is about 2150.7882276040. The cubic root of 4625890 is about 166.6217790228.

The spelling of 4625890 in words is "four million, six hundred twenty-five thousand, eight hundred ninety".